Module: DataTaster

Defined in:
lib/data_taster.rb,
lib/data_taster/helper.rb,
lib/data_taster/sample.rb,
lib/data_taster/flavors.rb,
lib/data_taster/version.rb,
lib/data_taster/detergent.rb,
lib/data_taster/sanitizer.rb,
lib/data_taster/collection.rb,
lib/data_taster/confection.rb

Defined Under Namespace

Modules: Helper Classes: Collection, Confection, Config, Detergent, Flavors, Sample, Sanitizer

Constant Summary collapse

SKIP_CODE = 
"skip_processing"
VERSION = 
"0.4.0"

Class Method Summary collapse

Class Method Details

.confection ⇒ Object 



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# File 'lib/data_taster.rb', line 33

def self.confection
  @confection ||= DataTaster::Confection.new.assemble
end

.config(**args) ⇒ Object 



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# File 'lib/data_taster.rb', line 23

def self.config(**args)
  @config ||= Config.new(
    args[:months],
    Array.wrap(args[:list] || Rails.root.glob("**/data_taster_export_tables.yml")),
    args[:source_client] || raise(ArgumentError, "DataTaster.config missing source_client"),
    args[:working_client] || raise(ArgumentError, "DataTaster.config missing working_client"),
    args[:include_insert] || false
  )
end

.logger ⇒ Object 



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# File 'lib/data_taster.rb', line 19

def self.logger
  @logger ||= Logger.new($stdout)
end

.logger=(logger) ⇒ Object 



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# File 'lib/data_taster.rb', line 15

def self.logger=(logger)
  @logger = logger
end

.safe_execute(sql, client = DataTaster.config.working_client) ⇒ Object 



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# File 'lib/data_taster.rb', line 47

def self.safe_execute(sql, client = DataTaster.config.working_client)
  foreign_key_check = client.query("SELECT @@FOREIGN_KEY_CHECKS").first["@@FOREIGN_KEY_CHECKS"]

  begin
    client.query("SET FOREIGN_KEY_CHECKS=0")
    client.query(sql)
  ensure
    client.query("SET FOREIGN_KEY_CHECKS=#{foreign_key_check};")
  end
end

.sample! ⇒ Object 



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# File 'lib/data_taster.rb', line 37

def self.sample!
  DataTaster
    .config
    .source_client
    .query("SHOW tables").collect { |t| t[t.keys.first] }
    .each do |table_name|
      DataTaster::Sample.new(table_name).serve!
    end
end